5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-3′-deoxy-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-[(Z)-(phenylmethylene)amino]adenosine

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-3′-deoxy-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-[(phenylmethyl)amino]adenosine

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-3′-deoxy-3′-[(phenylmethyl)amino]adenosine

N-[9-[(3aR,4S,6R,6aR)-4-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]hexahydro-2-oxo-3-(phenylmethyl)furo[3,4-d]oxazol-6-yl]-9H-purin-6-yl]-2-methylpropanamide

N-[9-[(3aR,4S,6R,6aR)-Hexahydro-4-(hydroxymethyl)-2-oxo-3-(phenylmethyl)furo[3,4-d]oxazol-6-yl]-9H-purin-6-yl]-2-methylpropanamide

N-[9-[(3aR,4S,6R,6aR)-4-[[[(1,1-Dimethylethyl)diphenylsilyl]oxy]methyl]hexahydro-2-oxo-3-(phenylmethyl)furo[3,4-d]oxazol-6-yl]-9H-purin-6-yl]-2-methylpropanamide

(3S)-1-[Bis(1-methylethyl)amino]-5-fluoro-1,3-dihydro-3-methyl-1-isobenzofuranol

9-(5-Chloro-5-deoxy-α-D-ribofuranosyl)-9H-purin-6-amine

2′,3′-Dideoxy-5-[3-[[6-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-1-oxohexyl]amino]-1-propynyl]cytidine 5′-(tetrahydrogen triphosphate)

Uridine 5′-(tetrahydrogen triphosphate), 2′,3′-dideoxy-5-[3-[[6-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-1-oxohexyl]amino]-1-propynyl]-

Triphosphoric acid, P-[[(2S,5R)-5-[2-amino-5-[3-[[6-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-1-oxohexyl]amino]-1-propynyl]-1,4-dihydro-4-oxo-7H-pyrrolo[2,3-d]pyrimidin-7-yl]tetrahydro-2-furanyl]methyl] ester

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-7,8-dihydro-3H-imidazo[2,1-i]purine

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-7,8-dihydro-3H-imidazo[2,1-i]purine

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-7,8-dihydro-3H-imidazo[2,1-i]purine

3-[2-Deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-erythro-pentofuranosyl]-7,8-dihydro-3H-imidazo[2,1-i]purine